diff --git a/rmf_utils/include/rmf_utils/clone_ptr.hpp b/rmf_utils/include/rmf_utils/clone_ptr.hpp
index beaf46e..a1d23bc 100644
--- a/rmf_utils/include/rmf_utils/clone_ptr.hpp
+++ b/rmf_utils/include/rmf_utils/clone_ptr.hpp
@@ -39,7 +39,7 @@ class clone_ptr;
 
 //==============================================================================
 template<typename T, typename... Args>
-clone_ptr<T> make_clone(Args&&... args);
+clone_ptr<T> make_clone(Args&& ... args);
 
 //==============================================================================
 template<typename T>
@@ -194,7 +194,7 @@ class clone_ptr
 
 //==============================================================================
 template<typename T, typename... Args>
-clone_ptr<T> make_clone(Args&&... args)
+clone_ptr<T> make_clone(Args&& ... args)
 {
   return clone_ptr<T>(new T(std::forward<Args>(args)...));
 }
diff --git a/rmf_utils/include/rmf_utils/impl_ptr.hpp b/rmf_utils/include/rmf_utils/impl_ptr.hpp
index 52e9c2b..ec678db 100644
--- a/rmf_utils/include/rmf_utils/impl_ptr.hpp
+++ b/rmf_utils/include/rmf_utils/impl_ptr.hpp
@@ -320,7 +320,7 @@ inline bool operator>=(std::nullptr_t, const unique_impl_ptr<T, D>& p)
 
 
 template<class T, class... Args>
-inline unique_impl_ptr<T> make_unique_impl(Args&&... args)
+inline unique_impl_ptr<T> make_unique_impl(Args&& ... args)
 {
   return unique_impl_ptr<T>(new T(std::forward<Args>(
         args)...), &details::default_delete<T>);
@@ -474,14 +474,14 @@ class impl_ptr : public unique_impl_ptr<T, Deleter>
 };
 
 template<class T, class... Args>
-inline impl_ptr<T> make_impl(Args&&... args)
+inline impl_ptr<T> make_impl(Args&& ... args)
 {
   return impl_ptr<T>(new T(std::forward<Args>(
         args)...), &details::default_delete<T>, &details::default_copy<T>);
 }
 
 template<class U, class D, class... Args>
-impl_ptr<U> make_derived_impl(Args&&... args)
+impl_ptr<U> make_derived_impl(Args&& ... args)
 {
   return impl_ptr<U>(
     new D(std::forward<Args>(args)...),